Harhoff, Dietmar - 1997 - Revidiert: Februar 1997
The paper develops an oligopoly model of innovation and applies it to data from the Mannheim Innovation Panel. The … complexity, etc. are important determinants of overall innovation expenditures, but not for R&D specifically. If legal protection … mechanisms (such as patents) are effective, they exert a positive effect on R&D spending. Firm-specific financing conditions also …